.top{
    width: 100%;
    height: 1rem;
    line-height: 1rem;
    text-align: center;
    font-size: 0.4rem;
    position: relative;
}
.head{
    width: 100%;
    height: 1rem;
    line-height: 1rem;
    text-align: center;
    font-size: 0.4rem;
    background: lightblue;
    color: white;
    position: relative;
}
.icon1{
    position: absolute;
    right: 0.4rem;
    top: 0.3rem;
}
.icon2{
    position: absolute;
    right: 0.9rem;
    top: 0.3rem;
}
.icon3{
    position: absolute;
    right: 0.3rem;
    top: 0.3rem;
}